Home / 52,440.41-72,369.11-28,568.57

Finding the Fourth Proportional to 52,440.41, 72,369.11 and 28,568.57

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Solution

The fourth proportional to 52,440.41, 72,369.11 and 28,568.57 is: 39,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,440.41 : 72,369.11 = 28,568.57 : x
  2. Step 2: Convert to fraction form
    52,440.41/72,369.11 = 28,568.57/x
  3. Step 3: Cross multiply
    52,440.41x = 72,369.11 × 28,568.57
  4. Step 4: Simplify right side
    52,440.41x = 2,067,481,694.45
  5. Step 5: Solve for x
    x = 2,067,481,694.45/52,440.41
  6. Step 6: Final answer
    x = 39,425.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.